135256052 has 6 divisors (see below), whose sum is σ = 236698098. Its totient is φ = 67628024.

The previous prime is 135256039. The next prime is 135256081. The reversal of 135256052 is 250652531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 113763556 + 21492496 = 10666^2 + 4636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16907003 + ... + 16907010.

It is an arithmetic number, because the mean of its divisors is an integer number (39449683).

Almost surely, 2^135256052 is an apocalyptic number.

It is an amenable number.

135256052 is a deficient number, since it is larger than the sum of its proper divisors (101442046).

135256052 is a wasteful number, since it uses less digits than its factorization.

135256052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33814017 (or 33814015 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 135256052 is about 11629.9635425052. The cubic root of 135256052 is about 513.3169071410.

The spelling of 135256052 in words is "one hundred thirty-five million, two hundred fifty-six thousand, fifty-two".